You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
2.9 KiB
114 lines
2.9 KiB
var assert = require('assert');
|
|
var Traverse = require('traverse');
|
|
var util = require('util');
|
|
|
|
exports.circular = function () {
|
|
var obj = { x : 3 };
|
|
obj.y = obj;
|
|
var foundY = false;
|
|
Traverse(obj).forEach(function (x) {
|
|
if (this.path.join('') == 'y') {
|
|
assert.equal(
|
|
util.inspect(this.circular.node),
|
|
util.inspect(obj)
|
|
);
|
|
foundY = true;
|
|
}
|
|
});
|
|
assert.ok(foundY);
|
|
};
|
|
|
|
exports.deepCirc = function () {
|
|
var obj = { x : [ 1, 2, 3 ], y : [ 4, 5 ] };
|
|
obj.y[2] = obj;
|
|
|
|
var times = 0;
|
|
Traverse(obj).forEach(function (x) {
|
|
if (this.circular) {
|
|
assert.deepEqual(this.circular.path, []);
|
|
assert.deepEqual(this.path, [ 'y', 2 ]);
|
|
times ++;
|
|
}
|
|
});
|
|
|
|
assert.deepEqual(times, 1);
|
|
};
|
|
|
|
exports.doubleCirc = function () {
|
|
var obj = { x : [ 1, 2, 3 ], y : [ 4, 5 ] };
|
|
obj.y[2] = obj;
|
|
obj.x.push(obj.y);
|
|
|
|
var circs = [];
|
|
Traverse(obj).forEach(function (x) {
|
|
if (this.circular) {
|
|
circs.push({ circ : this.circular, self : this, node : x });
|
|
}
|
|
});
|
|
|
|
assert.deepEqual(circs[0].self.path, [ 'x', 3, 2 ]);
|
|
assert.deepEqual(circs[0].circ.path, []);
|
|
|
|
assert.deepEqual(circs[1].self.path, [ 'y', 2 ]);
|
|
assert.deepEqual(circs[1].circ.path, []);
|
|
|
|
assert.deepEqual(circs.length, 2);
|
|
};
|
|
|
|
exports.circDubForEach = function () {
|
|
var obj = { x : [ 1, 2, 3 ], y : [ 4, 5 ] };
|
|
obj.y[2] = obj;
|
|
obj.x.push(obj.y);
|
|
|
|
Traverse(obj).forEach(function (x) {
|
|
if (this.circular) this.update('...');
|
|
});
|
|
|
|
assert.deepEqual(obj, { x : [ 1, 2, 3, [ 4, 5, '...' ] ], y : [ 4, 5, '...' ] });
|
|
};
|
|
|
|
exports.circDubMap = function () {
|
|
var obj = { x : [ 1, 2, 3 ], y : [ 4, 5 ] };
|
|
obj.y[2] = obj;
|
|
obj.x.push(obj.y);
|
|
|
|
var c = Traverse(obj).map(function (x) {
|
|
if (this.circular) {
|
|
this.update('...');
|
|
}
|
|
});
|
|
|
|
assert.deepEqual(c, { x : [ 1, 2, 3, [ 4, 5, '...' ] ], y : [ 4, 5, '...' ] });
|
|
};
|
|
|
|
exports.circClone = function () {
|
|
var obj = { x : [ 1, 2, 3 ], y : [ 4, 5 ] };
|
|
obj.y[2] = obj;
|
|
obj.x.push(obj.y);
|
|
|
|
var clone = Traverse.clone(obj);
|
|
assert.ok(obj !== clone);
|
|
|
|
assert.ok(clone.y[2] === clone);
|
|
assert.ok(clone.y[2] !== obj);
|
|
assert.ok(clone.x[3][2] === clone);
|
|
assert.ok(clone.x[3][2] !== obj);
|
|
assert.deepEqual(clone.x.slice(0,3), [1,2,3]);
|
|
assert.deepEqual(clone.y.slice(0,2), [4,5]);
|
|
};
|
|
|
|
exports.circMapScrub = function () {
|
|
var obj = { a : 1, b : 2 };
|
|
obj.c = obj;
|
|
|
|
var scrubbed = Traverse(obj).map(function (node) {
|
|
if (this.circular) this.remove();
|
|
});
|
|
assert.deepEqual(
|
|
Object.keys(scrubbed).sort(),
|
|
[ 'a', 'b' ]
|
|
);
|
|
assert.ok(Traverse.deepEqual(scrubbed, { a : 1, b : 2 }));
|
|
|
|
assert.equal(obj.c, obj);
|
|
};
|
|
|